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    I.S. EN ISO 17994:2014

    Current The latest, up-to-date edition.

    WATER QUALITY - REQUIREMENTS FOR THE COMPARISON OF THE RELATIVE RECOVERY OF MICROORGANISMS BY TWO QUANTITATIVE METHODS (ISO 17994:2014)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2014

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms, definitions and symbols
    4 Principle
    5 Basic requirements for a comparison study
    6 Calculations
    7 Evaluation
    Annex A (informative) - Flowchart
    Annex B (informative) - Comparison studies
    Annex C (informative) - Derivation of equation for
             calculation of the number of samples
    Annex D (informative) - Example of a two-sided
             evaluation
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes an evaluation procedure for comparing two methods with established performance characteristics according to ISO/TR 13843 and intended for the quantification of the same target group or species of microorganisms.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 8199:2005 Water quality General guidance on the enumeration of micro-organisms by culture
    ISO/IEC Guide 99:2007 International vocabulary of metrology Basic and general concepts and associated terms (VIM)
    ISO/TR 13843:2000 Water quality Guidance on validation of microbiological methods
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